Go to https://github.com/docker/getting-started-app

Fork it

In the terminal, run:

git remote set-url origin https://github.com/abohmeed/getting-started-app.git

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cat Dockerfile

Add the new file in VS Code:

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# .github/workflows/docker-image.yml
name: Docker Image CI
on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main
jobs:
  build:
    runs-on: ubuntu-latest
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v3

    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3

    - name: Log in to GitHub Container Registry
      uses: docker/login-action@v3
      with:
        registry: ghcr.io
        username: ${{ github.repository_owner }}
        password: ${{ secrets.GITHUB_TOKEN }}

    - name: Build and push Docker image
      uses: docker/build-push-action@v5
      with:
        context: .
        push: true
        tags: |
          ghcr.io/${{ github.repository_owner }}/abohmeed/getting-started:latest
          ghcr.io/${{ github.repository_owner }}/abohmeed/getting-started:${{ github.sha }}